utils::globalVariables(
  c(
    "backbone_tree",
    "ftol_ml_tree",
    "ftol_ml_dated_tree",
    "ftol_con_tree",
    "ftol_con_dated_tree",
    "ftol_ferns",
    "plastome_alignment",
    "plastome_parts",
    "sanger_alignment",
    "sanger_parts"
  ))
